code: def gcd(*args):
      a = 0
      for b in args:
          if a:
              while b:
                  a, b = b, a % b
          else:
              a = b
      return a
  
imports: import math
  from bisect import bisect
  from .backend import xrange
  from .backend import BACKEND, gmpy, sage, sage_utils, MPZ, MPZ_ONE, MPZ_ZERO
label_desc: Use image node_id 23 for calling a global function with example usage: gcd() and returns: a